package com.bupt.library.picturegallery;

import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;

import com.zhy.autolayout.AutoRelativeLayout;
import com.zhy.autolayout.utils.ScreenUtils;


public class InfoTextView extends AutoRelativeLayout {
    private Context context;
    private int lastY;
    private int offY;
    private int MIN_HEIGHT = 300;
    public InfoTextView(Context context) {
super(context);
this.context = context;
init();
    }

    public InfoTextView(Context context, AttributeSet attrs) {
super(context, attrs);
this.context = context;
init();
    }

    public InfoTextView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
this.context = context;
init();
    }

    private void init() {
  // View root = inflate(context, R.layout.ad_detail_text_layout, this);
    }

    @Override
    public boolean onInterceptTouchEvent(MotionEvent ev) {
return true;
    }

    @Override
    public boolean onTouchEvent(MotionEvent event) {
return true;
    }
    @Override
    public boolean dispatchTouchEvent(MotionEvent ev) {
boolean isConsume = false;
int y = (int) ev.getY();
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
isConsume = true;
lastY = y;
break;
case MotionEvent.ACTION_MOVE:
offY = y - lastY;
int[] screenSize = ScreenUtils.getScreenSize(context, false);
if (getTop() >= (screenSize[1] - MIN_HEIGHT)) {

break;

}

// Log.d("yzk", "y " + y + " getTop " + getTop()

// + " getBottom " + getBottom()

// + " screenSize[1] - getMeasuredHeight " + (screenSize[1] - getMeasuredHeight())

// + " screenSize[1] - MIN_HEIGHT " + (screenSize[1] - MIN_HEIGHT));

if ((offY > 0 && getTop() < screenSize[1] - MIN_HEIGHT)

|| offY < 0 && getTop() > screenSize[1] - getMeasuredHeight()) {

layout(getLeft(), getTop() + offY,
                        
                        getRight(), getBottom() + offY);
}
break;
case MotionEvent.ACTION_UP:
break;
}
return isConsume || super.dispatchTouchEvent(ev);
    }
}